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Casimir I, Duke of Cieszyn
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Casimir I of Cieszyn (Polish: Kazimierz I cieszyński, Czech: Kazimír I. Těšínský, German: Kasimir I. von Teschen; 1280/90 – c. 29 September 1358), was Duke of Cieszyn from 1315, Duke of Siewierz from 1337 and Duke of Bytom from 1357.
Quick Facts Born, Died ...
Casimir I | |
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![]() Coat-of-arms of Upper Silesia (Opole, Cieszyn, etc.) | |
Born | 1280/90 |
Died | c. 29 September 1358 |
Noble family | Silesian Piasts of Opole |
Spouse(s) | Euphemia of Czersk |
Issue | Władysław of Cieszyn Jolanta Helena Bolesław Przemyslaus I Noszak Agnes Jan of Cieszyn Siemowit of Cieszyn Elisabeth of Cieszyn |
Father | Mieszko I, Duke of Cieszyn |
Mother | ?Grzymisława Vsevolodovna of Belz |
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He was the second son of Mieszko I, Duke of Cieszyn by his wife, probably called Grzymisława.